Hesperonatalius is a genus of mygalomorph spiders in the family Anamidae. It is endemic to arid Western Australia. It was first described by Mark Castalanelli, Joel Huey, Mia Hillyer & Mark Harvey in 2017. it contained three species.

Species H. harrietae Castalanelli, Huey, Hillyer & Harvey, 2017 H. langlandsi Castalanelli, Huey, Hillyer & Harvey, 2017 H. maxwelli Castalanelli, Huey, Hillyer & Harvey, 2017

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